Portsmouth, Ohio
Eastern Time Zone (UTC-5) · OH · —
About Area Codes in Portsmouth, Ohio
Portsmouth, Ohio is served by 2 area codes: 740, 220. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Portsmouth require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 740
Frequently Asked Questions
What area code is Portsmouth, Ohio?
Portsmouth, Ohio uses area codes 740 and 220.
What time zone is Portsmouth in?
Portsmouth is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Portsmouth?
Yes, all local calls in Portsmouth require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 740 created?
Area code 740 was established in 1997 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 740 with Portsmouth?
Other cities sharing area code 740 with Portsmouth include Athens, Cambridge, Chillicothe, Circleville, Gallipolis, among others.
Also called Portsmouth:
Portsmouth, OH · Eastern Time Zone